The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 04, 1998

Filed:

Jun. 29, 1995
Applicant:
Inventor:

Lothar Blossfeld, Breitnau, DE;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
34082507 ; 34082506 ; 34087001 ; 34087016 ; 34082562 ; 34082565 ; 307116 ; 307125 ; 3242072 ; 32420713 ; 32420714 ;
Abstract

A programmable switching threshold sensor including a sensing element having its measurement output terminals connected to a comparator, a current-signal generator, for generating a reference current signal changing in steps. An encoding unit has a code assignable corresponding to the values of the reference current signal. A memory unit is connected to the encoding unit for transferring and storing the code. The reference current signal is coupled to the comparator for comparison with measurement output signals from the sensing element. The output of the comparator is coupled to the memory unit for applying an enable signal permitting the transfer of the code, and a control unit for controlling the signal generator and the encoding unit. The reference signal is a current signal or a voltage signal, depending on the corresponding sensing element and the evaluating circuit used.


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